.container {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
    background-image: url('/common/4.png');
    background-size: cover;
}

.textleft {
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100%;
    width: 70%;
}

.btnright {
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100%;
    width: 30%;
    margin-top: 30%;
}

.title {
    font-size: 40px;
    text-align: center;
    width: 100%;
    height: 30%;
    margin-left: 35%;
}

.rule {
    font-size: 30px;
    width: 100%;
    height: 70%;
    margin: 30px;
}

.btn {
    margin: 10px;
    width: 120px;
    height: 60px;
    font-size: 30px;
    background-color: steelblue;
}
